9/12/2011

To make this, I prepared following the background image of the tail fin of the dolphin.

Let's make the tail fin of the dolphin from the following steps. 1) Choose 32x32 of CYLINDER by New on the File menu. 2) Make the form of the section of the tail fin on MAGE mode. 3) Modify the form of the section of the tail fin on TOKOROTEN mode. 4) Make the form of the tail fin on MAGE mode. 5) Upload to the in-world.

You can check this tutorial by following video.

TUTORIAL T615 Make a tail fin of the Dolphin

Let's make the tail fin of the dolphin.

Boot TATARA and choose New on the File menu.

On the New Dialog, choose 32x32 of CYLINDER and click the OK button.

Choose the MAGE tab and change edit mode into MAGE.

Let's use Gird to arrange the control points horizontal easily.

Set Gird on the View Menu as 1.

Choose Load Background on the View Menu and choose the following image.

The edit pane is displayed as shown in the following figure.

Choose Fin on the Section Menu.

When you choose except Normal on the Section Menu, the form of the cross-section will be maintained. The preview pane is displayed as shown in the following figure.

Choose Normal on the Section Menu. Now, You can edit the form of the cross-section in TOKOROTEN mode.

Let's edit the cross-section of the tail fin in TOKOROTEN mode.

Choose the TOKOROTEN tab and change edit mode into TOKOROTEN.

To edit it easily, set Edit Level in the bottom of the Edit pane as Middle.

Rearrange the control point, as shown in the following figure.

To edit the round gray control points, set Edit Level in the bottom of the Edit pane as Near.

Rearrange the three control points shown in yellow area so that the cross-section becomes smooth.

Let's copy right side to left side.

Check the range of the source of the copy by the preview pane. As for it, as shown in the following figure, you can see that the lower right of it is 7F.

Choose Mirror 80-GG from 00-7G on the Edit menu.

You find that mirror face is constituted by red line and invisible blue line. Therefore, click the ZX button of the displayed dialog box.

The edit pane is displayed as shown in the following figure.

You can check that right side area has been copied from left side area.

Let's make the form of the tail fin of the dolphin in MAGE mode.

Choose the MAGE tab and change edit mode into MAGE.

To edit it easily, set Edit Level in the bottom of the Edit pane as Middle.

As shown in the following figure, choose the two control points.

Right-click the edit pane and choose Magnet on the popup menu. The shortcut of the key board is Ctrl+B.

Rearrange the control point, as shown in the following figure.

Rearrange the control points, as shown in the following figure.

Rearrange the control points, as shown in the following figure.

Rearrange the control points, as shown in the following figure.

Rearrange the control points, as shown in the following figure. Please arrange the two red square control points on the certainly red axis line (yellow area).

Let's smooth the form of the tail fin of the dolphin more.

To edit the round gray control points, set Edit Level in the bottom of the Edit pane as Near.

Rearrange the round gray control points shown in yellow area.

Let's copy the upper form to the bottom.

Check the area of the source copied by the preview. You see that it is the area of 00-F7.

Choose Mirror 08-GG from 00-G7 on the Edit menu.

The mirror face consists of the invisible green line and the red line. So click the XY button of the displayed dialog.

The sculpt map of the tail fin of the Dolphin was completed.

Let's upload a sculpt-map file to the in-world.

Let's check Setup before saving. Choose Setup on the File menu.

Set TGA Save Size as 64x64 in the displayed dialog. And let's check the following items. -Copy Protection by transparent When the prim is modified, you can make it transparent to prevent the texture from being copied by screen capture. -Auto Maximize The object saved when you save your sculpt map file is maximized automatically. If you check Auto Rename, overwrite of a sculpt-map file is prevented.

Let's save your sculpt map file in TGA File form.

Choose Save on the File menu.

Choose TGA File of Save Dialog and save your file.

Let's upload a sculpt-map file to the in-world.

When you upload a sculpt-map file, be sure to choose Upload Image. It costs 10L$ to upload one Sculpt-Map file.

Choose Upload - Image (L$10) on the Build menu.

Specify “Preview image as” as Sculpted Prim. And check it by the preview. Check Use lossless compression. And click Upload Button.

Build the objelct. And click the Object tab and set Building Block Type to Sculpted.